Home / 20,042,388.54-30,048,860.25-6,387,677.46

Finding the Fourth Proportional to 20,042,388.54, 30,048,860.25 and 6,387,677.46

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Solution

The fourth proportional to 20,042,388.54, 30,048,860.25 and 6,387,677.46 is: 9,576,823.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,042,388.54 : 30,048,860.25 = 6,387,677.46 : x
  2. Step 2: Convert to fraction form
    20,042,388.54/30,048,860.25 = 6,387,677.46/x
  3. Step 3: Cross multiply
    20,042,388.54x = 30,048,860.25 × 6,387,677.46
  4. Step 4: Simplify right side
    20,042,388.54x = 191,942,427,317,614.97
  5. Step 5: Solve for x
    x = 191,942,427,317,614.97/20,042,388.54
  6. Step 6: Final answer
    x = 9,576,823.99

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.